Semisulcospira is a genus of freshwater snails with an operculum, an aquatic gastropod mollusks in the family Semisulcospiridae. Species in the genus Semisulcospira are viviparous. Species Species within the genus Semisulcospira include: Semisulcospira arenicola Watanabe & Nishino, 1995 Semisulcospira calculus (Reeve, 1859) Semisulcospira coreana (Martens, 1886) Semisulcospira crassicosta Y.-Y. Liu, Y.-X. Wang & Y.-H. Duan, 1994 Semisulcospira davisi Sawada & Nakano, 2021 Semisulcospira decipiens (Westerlund, 1883) Semisulcospira diminuta Gredler, 1887 Semisulcospira dilatata Watanabe & Nishino, 1995 † Semisulcospira fiscina (Yokoyama, 1932) Semisulcospira fluvialis Watanabe & Nishino, 1995 Semisulcospira forticosta (Martens, 1886) Semisulcospira fuscata Watanabe & Nishino, 1995 † Semisulcospira gamoensis Matsuoka & Miura, 2019 Semisulcospira gottschei (Martens, 1886) Semisulcospira gredleri (Boettger, 1886) Semisulcospira habei Davis, 1969 Semisulcospira habei yamaguchi Davis, 1969 Semisulcospira hongkongensis Brot, 1874 † Semisulcospira kokubuensis Matsuoka & Miura, 2018 Semisulcospira kurodai Kajiyama & Habe, 1961 Semisulcospira libertina (Gould, 1859) Semisulcospira marica Y.-Y. Liu, Y.-X. Wang & W.-Z. Zhang, 1994 Semisulcospira morii Watanabe, 1984 Semisulcospira multigranosa (Boettger, 1886) † Semisulcospira nagiensis (Matsuoka & Taguchi, 2013) † Semisulcospira nakamurai Matsuoka & Miura, 2018 Semisulcospira nakasekoae Kuroda, 1929 Semisulcospira ningpoensis (I. Lea, 1857) Semisulcospira niponica (Smith, 1876) † Semisulcospira nojirina Matsuoka & Miura, 2019 Semisulcospira ourense Watanabe & Nishino, 1984 Semisulcospira pacificans (Heude, 1888) Semisulcospira pleuroceroides (Bavay & Dautzenberg, 1910) † Semisulcospira praemultigranosa Matsuoka, 1985 † Semisulcospira pseudomultigranosa Matsuoka & Miura, 2018 † Semisulcospira pusilla Matsuoka & Miura, 2018 Semisulcospira reiniana (Brot, 1876) Semisulcospira reticulata Kajiyama & Habe, 1961 † Semisulcospira reticulataformis Matsuoka & Miura, 2019 Semisulcospira rugosa Watanabe & Nishino, 1995 Semisulcospira shiraishiensis Watanabe & Nishino, 1995 † Semisulcospira spinulifera Matsuoka & Miura, 2018 † Semisulcospira tagaensis Matsuoka & Miura, 2019 Semisulcospira takeshimensis Watanabe & Nishino, 1995 Semisulcospira tegulata (Martens, 1894) Semisulcospira trachea (Westerlund, 1883) "Semisulcospira libertina species complex" consist of four species: Semisulcospira libertina, Semisulcospira reiniana, Semisulcospira kurodai and Semisulcospira trachea. Synonyms Semisulcospira dolichostoma Annandale, 1924: synonym of Koreoleptoxis dolichostoma (Annandale, 1924) (original combination) Semisulcospira inflata Tchang, 1949: synonym of Hua textrix (Heude, 1889) (junior synonym) Semisulcospira paludiformis Yen, 1939: synonym of Sulcospira paludiformis (Yen, 1939) (original combination) Semisulcospira paucicincta (E. von Martens, 1894): synonym of Semisulcospira calculus (Reeve, 1859) (junior synonym) † Semisulcospira recticancellata Kobayashi & Suzuki, 1939: synonym of † Pachychilus recticancellata (Kobayashi & Suzuki, 1939) Semisulcospira trivolvis Yen, 1939: synonym of Sulcospira paludiformis (Yen, 1939) (possible synonym) Ecology Semisulcospira snails predate also on eggs of bluegill Lepomis macrochirus. Uses Semisulcospira snails are used in some